City 17 (Half-Life 2)

half-life 2 (video game)

personal computer (video game version)

playstation 3 (computer)

xbox 360 (video game platform)

valve corporation (organization)

gabe newell (organization leader)

portal

half-life

city 17

other places

gordon freeman

anticitizen one

combine

overwatch

dr. breen

steam

the orange box

tribute

machinima

gaben